IR3447 Datasheet (International Rectifier)

Part IR3447
Description Synchronous Buck Regulator
Category Voltage Regulator
Manufacturer International Rectifier
Size 1.63 MB
Pricing from 4.65 USD, available from DigiKey and Newark.
International Rectifier

IR3447 Overview

Key Specifications

Length: 6 mm
Width: 5 mm
Max Operating Temp: 125 °C
Min Operating Temp: -40 °C

Description

The IR3447 SupIRBuckTM is an easy-to-use, fully integrated and highly efficient DC/DC regulator. The onboard PWM controller and MOSFETs make IR3447 a space-efficient solution, providing accurate power delivery for low output voltage and high current applications.

Key Features

  • Single 5V to 21V application
  • Wide Input Voltage Range from 1.5V to 21V with external Vcc
  • Output Voltage Range: 0.6V to 0.86*PVin
  • 0.5% accurate Reference Voltage
  • Enhanced line/load regulation with Feed-Forward

Price & Availability

Seller Inventory Price Breaks Buy
DigiKey 33 1+ : 4.65 USD
10+ : 3.537 USD
25+ : 3.2572 USD
100+ : 2.9504 USD
View Offer
DigiKey 33 1+ : 4.65 USD
10+ : 3.537 USD
25+ : 3.2572 USD
100+ : 2.9504 USD
View Offer